[one: ()] <~ [two: ()]
[one: ()] |> [two: ()]
[one: ()] ~> [two: ()]
[one: ()] <<< [two: ()]
[one: ()] <<~ [two: ()]
[one: ()] <|> [two: ()]
[one: ()] <~> [two: ()]
[one: ()] >>> [two: ()]
[one: ()] ~>> [two: ()]
[one: ()] ^^^ [two: ()]